Chile whole nation says, weather is burning hot and dry mix to control put out silvan fire to increase difficulty and cost. In last few years, chile is annual the estimation of acoustic wall panels for ceiling immediate pecuniary loss that place of summertime forest fire brings is in 4000 much dollar, this external use also reachs 20 million dollar at control and the expenditure that extinguish silvan fire. A research that

offers recently according to committee of plantation shutters for deck privacy environmental protection of Chile whole nation reports, come 40 years of 2001 from 1962, chile produces silvan fire about 130 thousand times in all, area of burn down forest zone exceeds 1.6 million hectare, be equivalent to the gross area of large area of whole Santiago capital. The immediate pecuniary loss that silvan fire anti-slip composite stairs malaysia causes is as high as 1.4